Home / 78,683,909-108,583,794.46-46,088,861

Finding the Fourth Proportional to 78,683,909, 108,583,794.46 and 46,088,861

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Solution

The fourth proportional to 78,683,909, 108,583,794.46 and 46,088,861 is: 63,602,628.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,683,909 : 108,583,794.46 = 46,088,861 : x
  2. Step 2: Convert to fraction form
    78,683,909/108,583,794.46 = 46,088,861/x
  3. Step 3: Cross multiply
    78,683,909x = 108,583,794.46 × 46,088,861
  4. Step 4: Simplify right side
    78,683,909x = 5,004,503,409,719,510
  5. Step 5: Solve for x
    x = 5,004,503,409,719,510/78,683,909
  6. Step 6: Final answer
    x = 63,602,628.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.